Engineering analysis
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1) 2) The charge q 2 is now replaced by two charges q 3 and q 4 which each have
1) 2) The charge q2 is now replaced by two charges q3 and q4 which each have a magnitude of 0.4 ?C, half of that of q2. The charges are located a distance a = 1.4 cm from the or…
1) 2) The charge q 2 is now replaced by two charges q 3 and q 4 which each have
1) 2) …
1) 2) The charge q 2 is now replaced by two charges q 3 and q 4 which each have
1) 2) The charge q2 is now replaced by two charges q3 and q4 which each have a magnitude of -1.85 ?C, half of that of q2. The charges are located a distance a = 2 cm from the orig…
1) 2) V 2 = 3) What is the total electrical potential at point A due to both cha
1) 2) V2 = 3) What is the total electrical potential at point A due to both charges? VTotal = For help with this problem, see Example 20-4 in our text. Two charges…
1) 2) V 2 = 3) What is the total electrical potential at point A due to both cha
1) 2) V2 = 3) What is the total electrical potential at point A due to both charges? VTotal = For help with this problem, see Example 20-4 in our text. Two charges…
1) 2) What is V(P) An infinitely long solid insulating cylinder of radius a = 2.
1) 2) What is V(P) An infinitely long solid insulating cylinder of radius a = 2.3 cm is positioned with its symmetry axis along the z-axis as shown. The cylinder is uniformly char…
1) 2) What is V(P) An infinitely long solid insulating cylinder of radius a = 4.
1) 2) What is V(P) An inf…
1) 2) What is V(b), the electric potential at the inner surface of the conductin
1) 2) What is V(b), the electric potential at the inner surface of the conducting shell? Define the potential to be zero at infinity. 3) What is V(a), the electric potential at th…
1) 2) What is V(b), the electric potential at the inner surface of the conductin
1) 2) What is V(b), the electric potential at the inner surface of the conducting shell? Define the potential to be zero at infinity. 3) What is V(a), the electric potential at…
1) 222 g of water at 87°C & 326 g of glycerin at 33°C are poured into a 347 g co
1) 222 g of water at 87°C & 326 g of glycerin at 33°C are poured into a 347 g copper cup at 2°C. Assuming these three make up a closed (or isolated) system, determine the fina…
1) 3.0kg of water at 34?C is mixed with 3.0kg of water at 70?C in a well-insulat
1) 3.0kg of water at 34?C is mixed with 3.0kg of water at 70?C in a well-insulated container.Estimate the net change in entropy of the system. Express your answer to two significa…
1) 5 points: An open channel is one in which the liquid flows with a free surfac
1) 5 points: An open channel is one in which the liquid flows with a free surface su True or false? 2) 5 points: best hydraulic section for uniform flow requires a maximum wetted …
1) 80 kg vampire and 250kg werewolf clash during the Feat of Strength part of th
1) 80 kg vampire and 250kg werewolf clash during the Feat of Strength part of the annual celebration of Festivus. The werewolf velocity just before the clash is 20m/s and is direc…
1) ?Choose from the following the statement(s) that is/are true (i) Two permanen
1) ?Choose from the following the statement(s) that is/are true (i) Two permanent magnets always attract each other. (ii) If a magnet attracts an object, it is certain that the ob…
1) A 0.0545 kg chunk of an unknown metal that has been in boiling water for seve
1) A 0.0545 kg chunk of an unknown metal that has been in boiling water for several minutes is quickly dropped into an insulating StyrofoamTM beaker that contains 0.198 kg of wate…
1) A 0.075 kg arrow is fired horizontally. The bow string exerts anaverage force
1) A 0.075 kg arrow is fired horizontally. The bow string exerts anaverage force of 65N on the arrow over a distance of 0.90m withwhat speed does the arrow leave the bow? 2) A 100…
1) A 0.11-kg baseball traveling in a horizontal direction with a speed of 19 m/s
1) A 0.11-kg baseball traveling in a horizontal direction with a speed of 19 m/s hits a bat and is popped straight up with a speed of 15 m/s. (a) What is the change in momentum (m…
1) A 0.14-kg baseball is dropped from rest from a height of 2.0 m above the grou
1) A 0.14-kg baseball is dropped from rest from a height of 2.0 m above the ground. What is the magnitude of its momentum just before it hits the ground if we neglect air resistan…
1) A 0.200-kg ball is loaded into a popgun.The ball is loaded by compressing a s
1) A 0.200-kg ball is loaded into a popgun.The ball is loaded by compressing a spring 0.185 m. The spring isinitially not compressed, then, as it is compressed, the forceincreases…
1) A 0.30 kg ball is thrown straight up into the air with an initial speed of 13
1) A 0.30 kg ball is thrown straight up into the air with an initial speed of 13 m/s. Find the momentum of the ball at the following locations. a)What is the max height in kg*m/s …
1) A 0.900 kg block is attached to a spring with spring constant 13.0 N/m. While
1) A 0.900 kg block is attached to a spring with spring constant 13.0 N/m. While the block is sitting at rest, a student hits it with a hammer and almost instantaneously gives it …
1) A 1-inch schedule 40 pipe has 48gpm flowing in a dry pipe system. Calculate t
1) A 1-inch schedule 40 pipe has 48gpm flowing in a dry pipe system. Calculate the friction loss per foot. The inside diamtere of the pipe is 1.049-inches. My answer is 0.92 psi/f…
1) A 1.3 cm × 1.3 cm × 1.3 cm box with its edges aligned with the x y z -axes is
1) A 1.3 cm × 1.3 cm × 1.3 cm box with its edges aligned with the xyz-axes is in the electric field E =(350x+140)i^N/C, where x is in meters. What is the net electric flux through…
1) A 1.4 kg falling object (subject to the effects of aerodynamic drag) is 1800
1) A 1.4 kg falling object (subject to the effects of aerodynamic drag) is 1800 m high, traveling at 34 m/s and has not yet reached terminal speed. It first reaches terminal speed…
1) A 1.4-kg hawk, traveling west at 15 m/s, seizes a 0.20-kg dove. Just before b
1) A 1.4-kg hawk, traveling west at 15 m/s, seizes a 0.20-kg dove. Just before being seized, the dove was flying east. Just after catching the dove, the hawk's speed is 12 m/s, an…
1) A 1.5 kg playground ball is moving with a velocity of 3.0m/s directed 30 degr
1) A 1.5 kg playground ball is moving with a velocity of 3.0m/s directed 30 degrees below the horizontal just before it strikesa horizontal surface. The ball leaves this surface 0…
1) A 1.500 m long uniform beam of mass 30.00 kg is supported by a wire as shown
1) A 1.500 m long uniform beam of mass 30.00 kg is supported by a wire as shown in the figure. The beam makes an angle of 10.00 degrees with the horizontal and the wire makes and …
1) A 10,000 kg freight car is rolling along a track at 3.00 m/s. Calculate the t
1) A 10,000 kg freight car is rolling along a track at 3.00 m/s. Calculate the time needed for a force of 1000 N to stop the car. 2) A car moving at 10 m/s (36 mph) crashes into a…
1) A 10,000 kg freight car is rolling along a track at 3.00 m/s. Calculate the t
1) A 10,000 kg freight car is rolling along a track at 3.00 m/s. Calculate the time needed for a force of 1000 N to stop the car. 2) A car moving at 10 m/s (36 mph) crashes into a…
1) A 10.0 kg block on a table is connected by a string to a 63 kg mass, which is
1) A 10.0 kg block on a table is connected by a string to a 63 kg mass, which is hanging over the edge of the table. Assuming that frictional forces may be neglected, what is the …
1) A 10.0 kg box is released from rest on a 31.0 degree incline. If the box acce
1) A 10.0 kg box is released from rest on a 31.0 degree incline. If the box accelerates down the slope at a rate of 1.75 m/s2, the coefficient of kinetic friction between the box …
1) A 10.5-g bullet is fired into a stationary block of wood having mass m = 4.94
1) A 10.5-g bullet is fired into a stationary block of wood having mass m = 4.94 kg. The bullet imbeds into the block. The speed of the bullet-plus-wood combination immediately af…
1) A 1000-kg car is moving at 30 m/s around a horizontal unbanked curve whose di
1) A 1000-kg car is moving at 30 m/s around a horizontal unbanked curve whose diameter is 0.20 km. What is the magnitude of the friction force required to keep the car from slidin…
1) A 1055-kg van, stopped at a traffic light, is hit directly in the rear by a 6
1) A 1055-kg van, stopped at a traffic light, is hit directly in the rear by a 675-kg car traveling with a velocity of +2.15 m/s. Assume that the transmission of the van is in neu…
1) A 1071-kg car and a 2060-kg pickup truck approach a curve on the expressway t
1) A 1071-kg car and a 2060-kg pickup truck approach a curve on the expressway that has a radius of 273 m . A) At what angle should the highway engineer bank this curve so that ve…
1) A 12,000 kg spacecraft is in deep space when it receives instructions to meet
1) A 12,000 kg spacecraft is in deep space when it receives instructions to meet another spacecraft near a small asteroid. To reach its target in time it must initially accelerate…
1) A 12-g bullet with an initial speed of 299 m/s is shot directly at a 1.1-kg w
1) A 12-g bullet with an initial speed of 299 m/s is shot directly at a 1.1-kg wooden block, which rests on a frictionless surface. The bullet passes through the block, after whic…
1) A 120 N force is applied at an angle of 30.0 degrees above the horizontal to
1) A 120 N force is applied at an angle of 30.0 degrees above the horizontal to a 4.00 kg box. The box moves a horizontal distance of 8.00 meters. The change in the kinetic energy…
1) A 1200 kg car pulls a 480 kg trailer. The car exerts a horizontal force of 35
1) A 1200 kg car pulls a 480 kg trailer. The car exerts a horizontal force of 3540 N against the ground in order to accelerate. What force does the car exert on the trailer? Assum…
1) A 14 gram clay mass moving at 50 m/s collides into an 86 gram clay mass at re
1) A 14 gram clay mass moving at 50 m/s collides into an 86 gram clay mass at rest. There are no external forces acting on these masses during the collision. What is the speed in …
1) A 15 cm long spring is attached to the ceiling. When a 2.2 kg mass is hung fr
1) A 15 cm long spring is attached to the ceiling. When a 2.2 kg mass is hung from it, the spring stretches to a length of 20 cm. (a) What is the spring constant k? (b) How long i…
1) A 1500kg rocket is launched directly upward from the surface of the moon with
1) A 1500kg rocket is launched directly upward from the surface of the moon with an initial speed of 1000m/s.(R=1.74x10^6 m; M=7.36x10^22 kg). Assume the rocket achieves this spee…
1) A 19 N horizontal force F pushes a block weighing 6.0 N against a verticall w
1) A 19 N horizontal force F pushes a block weighing 6.0 N against a verticall wall. The coefficient of static friction between the wall the block is 0.68 and the coefficient of k…
1) A 1mg dust particle carrying a net charge of 1nC, is dropped btwn the plates
1) A 1mg dust particle carrying a net charge of 1nC, is dropped btwn the plates of a parallel-plate capacitor. Theplates are vertical, separated by 5mm and have sides that are 1…
1) A 2,494-kilogram roller coaster car is approaching a hill. At its top, the hi
1) A 2,494-kilogram roller coaster car is approaching a hill. At its top, the hill can be described by a circle with radius 9 m. Draw a proper freebody diagram for the car at the …
1) A 2,494-kilogram roller coaster car is approaching a hill. At its top, the hi
1) A 2,494-kilogram roller coaster car is approaching a hill. At its top, the hill can be described by a circle with radius 9 m. Draw a proper freebody diagram for the car at the …
1) A 2.0 mm diameter iron ball is charged to +46 nC. What fraction of its electr
1) A 2.0 mm diameter iron ball is charged to +46 nC. What fraction of its electrons have been removed? The density of iron is 7,870 kg/m3. 2) The magnetic field of the brain has b…
1) A 2.0 mm diameter iron ball is charged to +46 nC. What fraction of its electr
1) A 2.0 mm diameter iron ball is charged to +46 nC. What fraction of its electrons have been removed? The density of iron is 7,870 kg/m3. 2) The magnetic field of the brain has b…
1) A 2.00×10 4 kg railroad car is rolling at 4.00 m/swhen a 1000 kg load of grav
1) A 2.00×104 kg railroad car is rolling at 4.00 m/swhen a 1000 kg load of gravel is suddenly dropped in. What is the car's speed just after the gravel is loaded? 2) A 320 g bird …
1) A 2.00×10 4 kg railroad car is rolling at 4.00 m/swhen a 1000 kg load of grav
1) A 2.00×104 kg railroad car is rolling at 4.00 m/swhen a 1000 kg load of gravel is suddenly dropped in. What is the car's speed just after the gravel is loaded? 2) A 320 g bird …
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